<http://webisa.webdatacommons.org/prov/345137951> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/185977764> . <http://webisa.webdatacommons.org/185977764> <http://www.w3.org/ns/prov#wasQuotedFrom> <unep.org> . <http://webisa.webdatacommons.org/185977764> <http://www.w3.org/ns/prov#value> "People must therefore be reminded to protect themselves and their children against the increased ultraviolet radiation reaching the Earth???s surface, which can cause skin cancer, cataracts and other illnesses." . <http://webisa.webdatacommons.org/prov/449665500> <http://www.w3.org/ns/prov#wasDerivedFrom> <http://webisa.webdatacommons.org/185977764> . <http://webisa.webdatacommons.org/185977764> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/prov#Entity> .